Hmm. Our school is weird.
"Standard" Day: 7 periods (45 mins each), 17 minute recess, 30 minute lunch
Wednesday: 4 periods (43 minutes each), same/nomral recess + lunch, sport
Friday: 7 periods (44 minutes), 30 minute recess, 30 minute lunch
Thursday "B": 8 periods (40 mins), normal recess +...